CVE-2025-43921

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-43921
GNU Mailman 2.1.39, as bundled in cPanel (and WHM), allows unauthenticated attackers to create lists via the /mailman/create endpoint.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://code.launchpad.net/~mailman-coders/mailman/2.1 Product
https://github.com/0NYX-MY7H/CVE-2025-43921 Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:mailman:*:*:*:*:*:*:*:*
History

24 Apr 2025, 16:16

Type Values Removed Values Added
Summary
  • (es) GNU Mailman 2.1.39, incluido en cPanel (y WHM), permite a atacantes no autenticados crear listas a través del endpoint /mailman/create.
References () https://code.launchpad.net/~mailman-coders/mailman/2.1 - () https://code.launchpad.net/~mailman-coders/mailman/2.1 - Product
References () https://github.com/0NYX-MY7H/CVE-2025-43921 - () https://github.com/0NYX-MY7H/CVE-2025-43921 - Exploit, Third Party Advisory
CPE cpe:2.3:a:gnu:mailman:*:*:*:*:*:*:*:*
First Time Gnu mailman
Gnu

20 Apr 2025, 01:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-04-20 01:15

Updated : 2025-04-24 16:16

NVD link : CVE-2025-43921

Mitre link : CVE-2025-43921

CVE.ORG link : CVE-2025-43921

JSON object : View

Products Affected

gnu

  • mailman
CWE
CWE-863

Incorrect Authorization